import cv2

bgr_img = cv2.imread('statue_small.jpg')
cv2.imshow('source', bgr_img)
hsv_img = cv2.cvtColor(bgr_img, cv2.COLOR_BGR2HSV)

h, s, v = cv2.split(hsv_img)
h[:, ] = 255

hsv = cv2.merge([h, s, v])

new_hsv_img = cv2.cvtColor(hsv, cv2.COLOR_HSV2BGR)
cv2.imshow('new', new_hsv_img)
cv2.waitKey()
cv2.destroyAllWindows()
